package java1227;

//this 和 super
//this：表示当前类的对象
//super：表示父类的引用
//
class J{
    int x =2;
}
public class I extends J {
    int x =3;
    void m(){
        System.out.println(this.x);
        System.out.println(super.x);
    }
    public static void main(String[] args) {
        I a =new I("张三",30);
        I b =new I("李四",40);
    }

    String name;
    int age;

    public I() {
    }

    public I(String name, int age) {
        this.name = name;
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    @Override
    public String toString() {
        return "I{" +
                "name='" + name + '\'' +
                ", age=" + age +
                '}';
    }
}
